Then, the pollution conditions of the superficial sediments are appraised by the single standard index method.
利用单项标准指数法对沉积物的污染状况进行了分析。
The classification standard of comprehensive evaluation of environmental pollution control installations has been established by the efficacy index method that put forward in this article.
本文提出的功效指数法建立了综合评价环境污染控制设施的分级标准。
Each pollution index can reach the air environment quality level-2 standard (GB3095 -1996).
各污染指标可满足环境空气质量(GB3095—1996)中二级标准。
According to study on non pollution bamboo shoot production, analysis was made on background, basis and technical index for standard formulation.
通过对无公害竹笋生产技术的研究，提出了无公害竹笋标准制订背景、标准制订的依据，以及标准的技术指标；
Nitric nitrogen in greenery vegetable exceed level I standard, pollution index is up to 3.50;
叶菜类中硝酸盐含量均超过一级标准，污染指数高达3.50，污染最重；
The classification standard of comprehensive evaluation of environmental pollution control installations has been established by the efficacy index method that put forward in thi...
本文提出的功效指数法建立了综合评价环境污染控制设施的分级标准。
Results the results indicated that the pollution index of all sorts of pollutant in the soil was less than 1.0 and was lower than that of the national standard.
结果该地区土壤的各种污染物的污染指数均小于1，污染水平低于国家标准。
The key link of treating heavy oil sewage is pollution index-COD attaining standard.
稠油废水处理的达标外排，其中处理的关键污染指标为COD （化学需氧量）。
The key link of treating heavy oil sewage is pollution index-COD attaining standard.
稠油废水处理的达标外排，其中处理的关键污染指标为COD （化学需氧量）。
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